16th AFRICAN YOUTH CHESS CHAMPIONSHIP 2025 UNDER 10 OPEN

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58 players participated in this 9-round tournament, held from 07 Dec 2025 to 13 Dec 2025 in Harare, Zimbabwe. 8 federations represented. Top 10 Elo average was 1631, and top seed was Manyeki Nathaniel (🇰🇪 KEN, 1824).

Manyeki Nathaniel (🇰🇪 KEN, 1824) won with 8.5/9, ahead of Keoletile Ngwao (7.0) and Tumusiime Elvis (7.0). Nathaniel won solo starting round 7.

The biggest upset came in round 2: Josiah Soojay (1427) beat Joshua Nel (1639), a +212-point gap.

Location

🇿🇼Harare, Zimbabwe

Dates

07 Dec 2025 → 13 Dec 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇰🇪Manyeki Nathaniel1824

Avg top 10

1,631

Participants

Federations · 8 represented

🇿🇦South Africa×6

🇰🇪Kenya×5

🇿🇼Zimbabwe×5

🇧🇼Botswana×3

🇳🇦Namibia×2

🇩🇿Algeria×1

🇲🇿Mozambique×1

🇿🇲Zambia×1

Top 3

🥇
Manyeki Nathaniel
🇰🇪KEN·1824
8.5pts·2008perf+40.4
🥈
Keoletile Ngwao
🇧🇼BOT·1576
7.0pts·1695perf+30.8
🥉
Tumusiime Elvis
🇺🇬UGA·1666
7.0pts·1706perf+12.8

How it unfolded

Top 6 · 9 rounds

Manyeki Nathaniel led from R7; +1.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R7.

Co-leaders

Nathaniel8.5Elvis7Ngwao7Stander6.5Ndarwa6.5Teggar6.5

R7–R9 · LEAD HELD

Manyeki Nathaniel never relinquished the lead after R7; final gap +1.5 over the runner-up.

R8 · HEAD-TO-HEAD · WINNER VS 2ND

Manyeki Nathaniel beat Tumusiime Elvis (Black).

WIN STREAKS · 3 top finishers

Manyeki Nathaniel 4+4 wins (R1–R4, R6–R9)Tumusiime Elvis 5 wins (R3–R7)Keoletile Ngwao 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Manyeki Nathaniel	*	1	1	—
2Tumusiime Elvis	0	*	—	—
3Keoletile Ngwao	0	—	*	1
4Cael Lelethu Stander	—	—	0	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Manyeki Nathaniel	1824	KEN	+38B	+6N	+16B	+13N	=7B	+8N	+2B	+3N	+11B	8.5	50.0	54.0	51.00	2008	+40.4
2	Keoletile Ngwao	1576	BOT	+43B	+22N	+44B	=20N	+12B	+7N	−1N	+4B	=6B	7.0	46.5	49.5	35.25	1695	+30.8
3	Tumusiime Elvis	1666	UGA	+50N	−7B	+43N	+14B	+15N	+34B	+19N	−1B	+10N	7.0	44.5	47.0	32.50	1706	+12.8
4	Stander, Cael Lelethu	1519	RSA	+41B	−8N	+24B	+33N	+5B	=12N	+7B	−2N	+16B	6.5	46.0	49.0	33.00	1608	+35.6
5	Jayson Kimani Ndarwa	1595	KEN	+40N	+14B	+15N	−7B	−4N	+41B	=10N	+24B	+17N	6.5	44.5	47.5	32.00	1562	-8.0
6	Teggar, Ayman	1487	ALG	+58N	−1B	+52N	+49B	+30N	=10B	=9N	+19B	=2N	6.5	41.5	42.0	24.00	1688	+63.2
7	Stern, Mason Jesse	1486	RSA	+56B	+3N	+19B	+5N	=1N	−2B	−4N	=9B	+25N	6.0	51.5	53.0	32.25	1677	+68.0
8	Cronje, Frederick	1696	NAM	+47N	+4B	=30N	=21B	+11N	−1B	=17N	+23B	=9N	6.0	47.0	50.0	31.00	1661	-8.0
9	NWANKWO Jason Somtochukwu	1669	NGR	+26B	=23N	=12B	+42N	+13B	=16N	=6B	=7N	=8B	6.0	46.0	49.0	31.50	1604	-27.2
10	Nel, Joshua	1639	RSA	+34B	−12N	+45B	+17N	+20B	=6N	=5B	+16N	−3B	6.0	46.0	49.0	29.50	1520	-37.6
11	Antonio, Renildo Valdir Hiliwanif	1531	ANG	−24B	+32N	+51B	+37N	−8B	+27N	+12B	+13N	−1N	6.0	45.0	47.0	27.50	1622	+17.6
12	Soojay, Josiah	1427	RSA	+53N	+10B	=9N	+30B	−2N	=4B	−11N	+41B	+19N	6.0	44.0	46.0	26.75	1621	+72.8
13	Sianyinda Lubomba	1540	ZAM	+51N	+36B	+42N	−1B	−9N	+33B	+21N	−11B	+26N	6.0	41.5	43.5	23.00	1429	-24.0
14	Andy Zane Wright	1448	KEN	+25B	−5N	+41B	−3N	=40B	=29N	+31B	+35N	+21B	6.0	40.5	43.5	25.75	829	-21.2
15	LI XING	1522	ZIM	+49N	+46B	−5B	+40N	−3B	−19N	+28B	+20N	+27B	6.0	40.0	42.5	24.00	805	-46.4
16	Atida Mukono	1527	ZIM	+55N	+31B	−1N	+34B	+18N	=9B	+23N	−10B	−4N	5.5	46.0	48.0	24.00	1547	+4.0
17	Ellender, Asher	1421	RSA	+33B	−19N	+25B	−10B	+45N	+28N	=8B	+22N	−5B	5.5	42.5	45.5	25.00	1300	-19.6
18	Kleynhans, Magnus	1550	RSA	+45B	+37N	−20B	+44N	−16B	−22N	=40B	+30N	+42B	5.5	33.5	36.5	19.25	1626	+12.4
19	Rotich Darrien Kigen	1558	KEN	+54N	+17B	−7N	+39B	+21N	+15B	−3B	−6N	−12B	5.0	46.0	48.0	22.50	1378	-58.0
20	Ernesto, Tiago Liam Banze	0	MOZ	+31N	+28B	+18N	=2B	−10N	−23B	=25N	−15B	+46N	5.0	44.0	47.0	24.00	1397	0.0
21	TSHUMA ALIOS ZIPHOZOMZI	0	ZIM	+?N	=39B	+23B	=8N	−19B	+44N	−13B	+29N	−14N	5.0	40.0	40.0	18.00	1388	0.0
22	Bayani-Pelontle Paul	0	BOT	+35N	−2B	−49N	+52B	+24N	+18B	=26N	−17B	=23N	5.0	39.5	41.5	21.50	1410	0.0
23	Adriel Baraka	1443	KEN	+57N	=9B	−21N	+36B	+42B	+20N	−16B	−8N	=22B	5.0	39.5	40.5	18.50	1501	+9.2
24	Mberi Ethan Mufaro	0	ZIM	+11N	−30B	−4N	+46B	−22B	+38N	+42B	−5N	+44B	5.0	38.5	41.5	19.00	1449	0.0
25	FIDE 10871543	0	—	−14N	+50B	−17N	=43B	+56N	+39B	=20B	+37N	−7B	5.0	36.0	37.5	16.00	655	0.0
26	FIDE 554001420	0	—	−9N	+58B	=36N	−27B	+43N	+49B	=22B	+40N	−13B	5.0	35.0	35.5	14.00	806	0.0
27	FIDE 14809184	0	—	F	+48B	−34N	+26N	+35B	−11B	+41N	+33B	−15N	5.0	35.0	35.0	19.00	727	0.0
28	FIDE 10846085	0	—	−42B	−20N	+?N	+47B	+39N	−17B	−15N	+48B	+34N	5.0	33.5	33.5	14.00	668	0.0
29	FIDE 8562482	0	—	F	F	+53N	=56B	+36N	=14B	+?N	−21B	+35N	5.0	24.0	24.0	13.75	1450	0.0
30	Cherillath Kandamangalam Sarang Ram	1523	BOT	+52B	+24N	=8B	−12N	−6B	−40N	+32B	−18B	+48N	4.5	40.0	42.0	17.50	1217	-56.0
31	FIDE 15213374	0	—	−20B	−16N	+54N	+32B	−34N	+48B	−14N	+47B	=40B	4.5	34.5	36.5	14.25	687	0.0
32	FIDE 11035056	0	—	=39N	−11B	−33B	−31N	+46N	+58B	−30N	+50B	+45N	4.5	31.5	32.0	11.00	725	0.0
33	FIDE 11020865	0	—	−17N	+54B	+32N	−4B	+38B	−13N	−37B	−27N	+43B	4.0	38.5	40.5	13.50	688	0.0
34	FIDE 11034009	0	—	−10N	+57B	+27B	−16N	+31B	−3N	−35B	+?N	−28B	4.0	38.0	38.0	10.50	810	0.0
35	FIDE 11022590	0	—	−22B	−45N	+50N	+51B	−27N	+47B	+34N	−14B	−29B	4.0	33.5	35.5	11.50	650	0.0
36	Namangale .Alipo	0	MAW	F	−13N	=26B	−23N	−29B	+?N	=44B	+38N	+37B	4.0	32.0	32.0	12.00	692	0.0
37	FIDE 11033428	0	—	+?N	−18B	+56N	−11B	−41N	+51B	+33N	−25B	−36N	4.0	31.0	31.0	7.50	739	0.0
38	FIDE 11031581	0	—	−1N	−49B	+57N	+58B	−33N	−24B	+55N	−36B	+41N	4.0	30.0	30.5	6.50	1024	0.0
39	FIDE 11033967	0	—	=32B	=21N	+?B	−19N	−28B	−25N	−51N	+56B	+55N	4.0	30.0	30.0	8.25	758	0.0
40	Johannes, Firmino	0	NAM	−5B	F	+46N	−15B	=14N	+30B	=18N	−26B	=31N	3.5	41.0	41.0	15.50	1454	0.0
41	FIDE 11034742	0	—	−4N	+47B	−14N	+48B	+37B	−5N	−27B	−12N	−38B	3.0	41.0	44.0	10.00	693	0.0
42	CHIMBOZA TAONANYASHA HENRY	1458	ZIM	+28N	F	−13B	−9B	−23N	+45B	−24N	+51B	−18N	3.0	37.5	37.5	10.00	750	-60.8
43	FIDE 11022574	0	—	−2N	+53B	−3B	=25N	−26B	=56N	−46N	+?B	−33N	3.0	34.5	34.5	5.25	821	0.0
44	FIDE 14810328	0	—	F	+55B	−2N	−18B	=49N	−21B	=36N	+45B	−24N	3.0	34.0	34.0	8.25	762	0.0
45	FIDE 11019379	0	—	−18N	+35B	−10N	+?B	−17B	−42N	+53B	−44N	−32B	3.0	33.5	33.5	6.00	717	0.0
46	FIDE 11012811	0	—	F	−15N	−40B	−24N	−32B	+54N	+43B	+49N	−20B	3.0	31.5	31.5	7.50	722	0.0
47	FIDE 554007895	0	—	−8B	−41N	F	−28N	+52B	−35N	+49B	−31N	+53B	3.0	29.0	29.0	6.50	896	0.0
48	FIDE 11036192	0	—	F	−27N	+55B	−41N	+57B	−31N	+56B	−28N	−30B	3.0	26.5	26.5	4.50	719	0.0
49	FIDE 11034823	0	—	−15B	+38N	+22B	−6N	=44B	−26N	−47N	−46B	−50N	2.5	35.5	38.0	10.50	705	0.0
50	FIDE 554007526	0	—	−3B	−25N	−35B	F	=58N	−?B	+54N	−32N	+49B	2.5	25.5	25.5	4.75	866	0.0
51	FIDE 11034343	0	—	−13B	F	−11N	−35N	+?B	−37N	+39B	−42N	−?B	2.0	27.0	27.0	4.00	710	0.0
52	FIDE 11034424	0	—	−30N	+?B	−6B	−22N	−47N	−53B	+58N	−55B	F	2.0	25.5	25.5	0.50	703	0.0
53	FIDE 11028335	0	—	−12B	−43N	−29B	−54B	F	+52N	−45N	+58B	−47N	2.0	24.5	24.5	2.50	627	0.0
54	FIDE 554008174	0	—	−19B	−33N	−31B	+53N	−?N	−46B	−50B	+57N	F	2.0	24.0	24.0	3.00	758	0.0
55	FIDE 11033355	0	—	−16B	−44N	−48N	−?B	F	+57N	−38B	+52N	−39B	2.0	22.5	22.5	3.00	724	0.0
56	FIDE 11033495	0	—	−7N	F	−37B	=29N	−25B	=43B	−48N	−39N	=?B	1.5	35.0	35.0	4.00	692	0.0
57	FIDE 11035064	0	—	−23B	−34N	−38B	F	−48N	−55B	−?N	−54B	+58N	1.0	20.5	20.5	0.50	643	0.0
58	FIDE 11033959	0	—	−6B	−26N	F	−38N	=50B	−32N	−52B	−53N	−57B	0.5	27.5	27.5	1.25	687	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Soojay, JosiahRSA
+72.8
6.0 pts · #5
2Stern, Mason JesseRSA
+68.0
6.0 pts · #6
3Teggar, AymanALG
+63.2
6.5 pts · #10

Top rating losers

1CHIMBOZA TAONANYASHA HENRYZIM
-60.8
3.0 pts · #36
2Rotich Darrien KigenKEN
-58.0
5.0 pts · #13
3Cherillath Kandamangalam Sarang RamBOT
-56.0
4.5 pts · #25

Biggest upsets

R2+212 Elo gap
Soojay, Josiah1427 beat Nel, Joshua1639
R2+180 Elo gap
Stern, Mason Jesse1486 beat Tumusiime Elvis1666
R9+131 Elo gap
Soojay, Josiah1427 beat Rotich Darrien Kigen1558